{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,4]],"date-time":"2026-03-04T15:59:02Z","timestamp":1772639942695,"version":"3.50.1"},"reference-count":28,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,8,1]],"date-time":"2022-08-01T00:00:00Z","timestamp":1659312000000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/501100002964","name":"\u00c7ukurova \u00dcniversitesi","doi-asserted-by":"publisher","award":["TTU-2018-11057"],"award-info":[{"award-number":["TTU-2018-11057"]}],"id":[{"id":"10.13039\/501100002964","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Nutrition Research"],"published-print":{"date-parts":[[2022,8]]},"DOI":"10.1016\/j.nutres.2022.05.001","type":"journal-article","created":{"date-parts":[[2022,5,16]],"date-time":"2022-05-16T20:43:13Z","timestamp":1652733793000},"page":"101-107","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":7,"special_numbering":"C","title":["Birth weight, head circumference, and length of newborns are unaffected by maternal levels of vitamin B12 and folate"],"prefix":"10.1016","volume":"104","author":[{"given":"Hacer","family":"Yapicioglu Yildizdas","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Burcu Gok","family":"Erdogan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tugay","family":"Tepe","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ozlem","family":"Goruroglu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ferda","family":"Ozlu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mehmet","family":"Satar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nejat","family":"Narli","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.nutres.2022.05.001_bib0001","doi-asserted-by":"crossref","first-page":"121","DOI":"10.1007\/s11154-012-9214-8","article-title":"Fetal programming: maternal nutrition and role of one-carbon metabolism","volume":"13","author":"Yajnik","year":"2012","journal-title":"Rev Endocr Metab Disord"},{"key":"10.1016\/j.nutres.2022.05.001_bib0002","doi-asserted-by":"crossref","DOI":"10.3389\/fnut.2019.00093","article-title":"Vitamin B12 intake from animal foods, biomarkers, and health aspects","volume":"6","author":"Obeid","year":"2019","journal-title":"Front Nutr."},{"key":"10.1016\/j.nutres.2022.05.001_bib0003","doi-asserted-by":"crossref","first-page":"420","DOI":"10.3945\/an.114.008086","article-title":"Maternal micronutrient deficiencies and related adverse neonatal outcomes after bariatric surgery: a systematic review","volume":"6","author":"Jans","year":"2015","journal-title":"Adv Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0004","doi-asserted-by":"crossref","first-page":"1217","DOI":"10.1093\/jn\/131.4.1217","article-title":"Intake of micronutrient-rich foods in rural Indian mothers is associated with the size of their babies at birth: Pune maternal nutrition study","volume":"131","author":"Rao","year":"2001","journal-title":"J Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0005","first-page":"212","article-title":"Associations of maternal vitamin B12 concentration in pregnancy with the risks of preterm birth and low birth weight: a systematic review and meta-analysis of individual participant data","volume":"185","author":"Rogne","year":"2017","journal-title":"Am J Epidemiol"},{"key":"10.1016\/j.nutres.2022.05.001_bib0006","doi-asserted-by":"crossref","first-page":"1385","DOI":"10.1093\/ajcn\/76.6.1385","article-title":"Preconception homocysteine and B vitamin status and birth outcomes in Chinese women","volume":"76","author":"Ronnenberg","year":"2002","journal-title":"Am J Clin Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0007","doi-asserted-by":"crossref","first-page":"29","DOI":"10.1007\/s00125-007-0793-y","article-title":"Vitamin B12 and folate concentrations during pregnancy and insulin resistance in the offspring: the Pune Maternal Nutrition Study","volume":"51","author":"Yajnik","year":"2008","journal-title":"Diabetologia"},{"key":"10.1016\/j.nutres.2022.05.001_bib0008","doi-asserted-by":"crossref","first-page":"791","DOI":"10.1038\/sj.ejcn.1602383","article-title":"Low maternal vitamin B12 status is associated with intrauterine growth retardation in urban South Indians","volume":"60","author":"Muthayya","year":"2006","journal-title":"Eur J Clin Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0009","doi-asserted-by":"crossref","first-page":"1260","DOI":"10.1080\/14767058.2019.1633301","article-title":"Measurement of serum vitamin B12-related metabolites in newborns: implications for new cutoff values to detect B12 deficiency","volume":"34","author":"Yetim","year":"2021","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.nutres.2022.05.001_bib0010","doi-asserted-by":"crossref","first-page":"1618","DOI":"10.3109\/14767058.2011.648244","article-title":"Vitamin B 12 and folate statuses are associated with diet in pregnant women, but not with anthropometric measurements in term newborns","volume":"25","author":"Halicioglu","year":"2012","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.nutres.2022.05.001_bib0011","first-page":"613","article-title":"Biochemical assessment of nutritional status in pre- and post-natal Turkish women and outcome of pregnancy","volume":"49","author":"Ackurt","year":"1995","journal-title":"Eur J Clin Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0012","doi-asserted-by":"crossref","first-page":"62","DOI":"10.3109\/08880018.2013.829894","article-title":"Serum vitamin B12 and folate concentrations and the effect of the mediterranean diet on vulnerable populations","volume":"31","author":"Balci","year":"2014","journal-title":"Pediatr Hematol Oncol"},{"key":"10.1016\/j.nutres.2022.05.001_bib0013","doi-asserted-by":"crossref","first-page":"60","DOI":"10.3109\/14767058.2014.986649","article-title":"Reliable and powerful laboratory markers of cobalamin deficiency in the newborn: Plasma and urinary methylmalonic acid","volume":"29","author":"Kalay","year":"2016","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.nutres.2022.05.001_bib0014","doi-asserted-by":"crossref","first-page":"291","DOI":"10.1007\/s00394-006-0598-7","article-title":"High frequency of maternal vitamin B12 deficiency as an important cause of infantile vitamin B12 deficiency in Sanliurfa province of Turkey","volume":"45","author":"Koc","year":"2006","journal-title":"Eur J Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0015","series-title":"T\u00fcrkiye Beslenme Rehberi, T.C. Sa\u011fl\u0131k Bakanl\u0131\u011f\u0131","author":"Bakanl\u0131\u011f\u0131","year":"2015"},{"key":"10.1016\/j.nutres.2022.05.001_bib0016","series-title":"Guideline: optimal serum and red cell folate concentrations in women of reproductive age for prevention of neural defects","year":"2015"},{"key":"10.1016\/j.nutres.2022.05.001_bib0017","series-title":"Nelson Textbook of Pediatrics","first-page":"2939","article-title":"Reference ranges for laboratory tests and procedures","author":"Pesce","year":"2007"},{"key":"10.1016\/j.nutres.2022.05.001_bib0018","doi-asserted-by":"crossref","first-page":"444","DOI":"10.1017\/S1368980008002401","article-title":"Worldwide prevalence of anaemia, WHO Vitamin and Mineral Nutrition Information System, 1993-2005","volume":"12","author":"McLean","year":"2009","journal-title":"Public Health Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0019","doi-asserted-by":"crossref","first-page":"792","DOI":"10.1007\/s10995-011-0782-0","article-title":"A longitudinal study of maternal folate and vitamin B12 status in pregnancy and postpartum, with the same infant markers at 6 months of age","volume":"16","author":"Hure","year":"2012","journal-title":"Matern Child Health J"},{"key":"10.1016\/j.nutres.2022.05.001_bib0020","first-page":"11","article-title":"Vitamin B 12 status in pregnant adolescents and their infants","author":"Finkelstein","year":"2019","journal-title":"Nutrients"},{"key":"10.1016\/j.nutres.2022.05.001_bib0021","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1079\/BJN2000209","article-title":"Steegers EAP. Longitudinal vitamin and homocysteine levels in normal pregnancy","volume":"85","author":"Cikot","year":"2001","journal-title":"Br J Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0022","doi-asserted-by":"crossref","first-page":"21","DOI":"10.1016\/0002-9378(75)90609-2","article-title":"Comparison of results of microbiologic and radioisotopic assays for serum vitamin B12 during pregnancy","volume":"122","author":"Green","year":"1975","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.nutres.2022.05.001_bib0023","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1016\/0028-2243(95)02150-Q","article-title":"Changes of some vitamin levels during and after normal pregnancy","volume":"61","author":"Bruinse","year":"1995","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1016\/j.nutres.2022.05.001_bib0024","doi-asserted-by":"crossref","first-page":"1232","DOI":"10.3945\/ajcn.115.123083","article-title":"Prevalence of Vitamin B-12 insufficiency during pregnancy and its effect on offspring birth weight: a systematic review and meta-analysis","volume":"103","author":"Sukumar","year":"2016","journal-title":"Am J Clin Nutr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0025","doi-asserted-by":"crossref","first-page":"165","DOI":"10.1016\/j.jpeds.2019.07.052","article-title":"Newborn screening for vitamin B 12 deficiency in Germany-strategies, results, and public health implications","volume":"216","author":"Gramer","year":"2020","journal-title":"J Pediatr"},{"key":"10.1016\/j.nutres.2022.05.001_bib0026","doi-asserted-by":"crossref","first-page":"784","DOI":"10.1111\/j.1471-0528.2002.01307.x","article-title":"Relationship between total homocysteine and folate levels in pregnant women and their newborn babies according to maternal serum levels of vitamin B12","volume":"109","author":"Guerra-Shinohara","year":"2002","journal-title":"BJOG"},{"key":"10.1016\/j.nutres.2022.05.001_bib0027","doi-asserted-by":"crossref","first-page":"208","DOI":"10.1159\/000014026","article-title":"Gestational age-dependent reference values for iron and selected proteins of iron metabolism in serum of premature human neonates","volume":"74","author":"Lackmann","year":"1998","journal-title":"Biol Neonate"},{"key":"10.1016\/j.nutres.2022.05.001_bib0028","first-page":"538","article-title":"The relationship of neonatal serum vitamin B12 status with birth weight","volume":"15","author":"Muthayya","year":"2006","journal-title":"Asia Pac J Clin Nutr"}],"container-title":["Nutrition Research"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0271531722000471?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0271531722000471?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,2]],"date-time":"2025-10-02T23:53:12Z","timestamp":1759449192000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0271531722000471"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,8]]},"references-count":28,"alternative-id":["S0271531722000471"],"URL":"https:\/\/doi.org\/10.1016\/j.nutres.2022.05.001","relation":{},"ISSN":["0271-5317"],"issn-type":[{"value":"0271-5317","type":"print"}],"subject":[],"published":{"date-parts":[[2022,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Birth weight, head circumference, and length of newborns are unaffected by maternal levels of vitamin B12 and folate","name":"articletitle","label":"Article Title"},{"value":"Nutrition Research","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.nutres.2022.05.001","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}